<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>B页面</title>
		<script src="../js/reload.js" type="text/javascript" charset="utf-8"></script>
	</head>
	<body>
		<input type="button" id="up" onclick="bOnUp()" value="向前" />
		<input type="button" id="dn" onclick="bOnBack()" value="向后" />
		<br>
		 <button type="button" onclick="bc()">去C</button>
		<br>
		<input type="button"  id=" refresh" value="刷新"  onclick="reload1()"/>
	</body>
</html>
